diff --git a/doc/cv_histograms.tex b/doc/cv_histograms.tex
index bfd424b5d2..2390d92b21 100644
--- a/doc/cv_histograms.tex
+++ b/doc/cv_histograms.tex
@@ -65,7 +65,7 @@ void cvCalcBackProjectPatch( \par IplImage** images,\par CvArr* dst,\par CvSize
 \cvarg{dst}{Destination image}
 \cvarg{patch\_size}{Size of the patch slid though the source image}
 \cvarg{hist}{Histogram}
-\cvarg{method}{Compasion method, passed to \cvCPyCross{CompareHist} (see description of that function)}
+\cvarg{method}{Comparison method, passed to \cvCPyCross{CompareHist} (see description of that function)}
 \cvarg{factor}{Normalization factor for histograms, will affect the normalization scale of the destination image, pass 1 if unsure}
 \end{description}
 
diff --git a/doc/opencv.pdf b/doc/opencv.pdf
index 541df9f8b1..86433dc324 100644
Binary files a/doc/opencv.pdf and b/doc/opencv.pdf differ